CD Skripsi
Analisis Kandungan Logam Pb Dan Cu Pada Kerang Lokan (Geloina Erosa) Dan Sedimen Di Perairan Pantai Utara Pulau Bengkalis.
ABSTRACT
This research was conducted in February-April 2021 by taking samples of
mangrove clams (Geloina erosa) and sediment from Selat Baru and Teluk
Pambang coastal area in Bantan District, Bengkalis Regency, Riau Province. The
purpose of this study was to determine the concentration of heavy metals, namely
Pb and Cu, in sedimen and mangrove clams that are abundant in the studied area.
The research method used is survey method and samples were taken by means of
purposive sampling technique. Heavy metal concentrations were analysed by
using Atomic Absorption Spectrophotometer (AAS). The results showed that the
concentrations of Pb and Cu in the mangrove clams and sediments in the studied
area had not yet passed the threshold level. Pb and Cu concentrations were found
in clams were 0.0468 μg/g and 0.1043 μg/g respectively. Meanwhile, the
concentration of Pb in the sediment was 0.10185 μg/g and Cu 0.3313 μg/g.
Mangrove clams in the north coast of Bengkalis Island has the ability to
accumulate Pb and Cu with low ability (BCF
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